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Round|Lab Grown|IGI

2.06ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG778656513

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778656513

Diamond specifications and retailer prices

From £348 GBP
As of November 4, 2026
Save £1,435 GBP (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,783 GBP at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 2.06ct lab-grown round diamond

This 2.06ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778656513 or 778656513. Listed at 15 retailers as of November 4, 2026, with prices from £348 to £1,783, a £1,435 spread on the same certified stone. Brilliant Earth lists it at £1,783. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.06
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778656513
Dimensions8.09 × 8.13 × 5.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.09 mm8.13 mm2.06 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778656513
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £1,783 GBP|Low: £348 GBP|High: £1,783 GBP|Avg: £839 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 9£348 GBP
Retailer 10£385 GBP
Retailer 4£418 GBP
Retailer 11£490 GBP
Retailer 5£494 GBP
Retailer 8£607 GBP
Retailer 2£626 GBP
Retailer 7£1,080 GBP
Retailer 12£1,262 GBP
Retailer 3£1,404 GBP
Retailer 6£1,414 GBP
Brilliant Earth£1,783 GBP

40 data points across 12 retailers

15 retailers£348 GBP to £1,783 GBP

Retailer 1
-
£298 GBP
Price last confirmed 29 days ago
A
Retailer 2
-
£348 GBP
View
Final sale: no returns
Retailer 3
-
£348 GBP
View
Price last confirmed 31 days ago
Retailer 4
-
£385 GBP
View
Price last confirmed 35 days ago
A
Retailer 5
-
£418 GBP
View
A
Retailer 6
-
£490 GBP
View
A
Retailer 7
-
£494 GBP
View
B+
Retailer 8
-
£607 GBP
View
B+
Retailer 9
-
£626 GBP
View
B
Retailer 10
-
£1,080 GBP
View
Retailer 11
-
£1,238 GBP
View
Price last confirmed 30 days ago
B
Retailer 12
-
£1,262 GBP
View
B
Retailer 13
-
£1,404 GBP
View
B
Retailer 14
-
£1,414 GBP
View
Most Expensive
B
Brilliant Earth
20165900A · Nov 5
£1,783 GBP
$2,400 USD
View
14 more retailers have this diamond
Prices start from £348 GBPSave up to £1,435 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.06ct Round
£348 GBP